40156433415 has 48 divisors (see below), whose sum is σ = 81048921408. Its totient is φ = 18010856448.

The previous prime is 40156433413. The next prime is 40156433441. The reversal of 40156433415 is 51433465104.

40156433415 is a `hidden beast` number, since 4 + 0 + 1 + 5 + 643 + 3 + 4 + 1 + 5 = 666.

40156433415 is digitally balanced in base 11, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40156433415 - 2¹ = 40156433413 is a prime.

It is a super-2 number, since 2×40156433415² (a number of 22 digits) contains 22 as substring.

40156433415 is strictly pandigital in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 40156433415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40156433413) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1185954 + ... + 1219343.

It is an arithmetic number, because the mean of its divisors is an integer number (1688519196).

Almost surely, 2^40156433415 is an apocalyptic number.

40156433415 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40156433415 is an abundant number, since it is smaller than the sum of its proper divisors (40892487993).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40156433415 is a wasteful number, since it uses less digits than its factorization.

40156433415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405368 (or 2405365 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 40156433415 its reverse (51433465104), we get a palindrome (91589898519).

The spelling of 40156433415 in words is "forty billion, one hundred fifty-six million, four hundred thirty-three thousand, four hundred fifteen".